29 January 2026

Expand unclosed SCC item duration

scc_last_unclosed_duration option to set last SRT or WebVTT subtitle duration in case of unclosed SCC source scc_last_unclosed_end option to set last SRT or WebVTT subtitle end in case of unclosed SCC source

<?xml version="1.0"?>
<query>
    <userid>[UserID]</userid> <!-- required -->
    <userkey>[UserKey]</userkey> <!-- required -->
    <action>[Action]</action> <!-- required -->
    <source>[SourceFile]</source> <!-- required -->
    <format>
        <output>closed_captions</output> <!-- required-->
        <scc_last_unclosed_duration>[FloatDuration]</scc_last_unclosed_duration>
        <scc_last_unclosed_end>[Float or Timecode]</scc_last_unclosed_end>
    </format>
</query>

{
  "query": {
    "userid": "[UserID]", // required
    "userkey": "[UserKey]", // required
    "action": "[Action]", // required
    "source": "[SourceFile]", // required
    "format": {
      "output": "closed_captions",
      "scc_last_unclosed_duration": "[FloatDuration]",
      "scc_last_unclosed_end": "[Float or Timecode]"
    }
  }
}

Parameter	Description	Allowed Values	Default Value
scc_last_unclosed_duration	Set the last subtitle item duration in case of SCC doesn't contain trailing EOC or EDM	Positive float	none
scc_last_unclosed_end	Set the last subtitle item end time if SCC doesn't contain trailing EOC or EDM	Positive float or SRT/VTT timecode	none

AVC-Intra class 300/480

Updated AVC-Intra class video codec parameter to include 300 and 480 classes, required for Sony XAVC format.

<?xml version="1.0"?>
<query>
    <userid><<id>></userid> <!-- required -->
    <userkey><<key>></userkey> <!-- required -->
    <action>[Action]</action> <!-- required -->
    <source>[SourceFile]</source> <!-- required -->
    <format>
        <output>mainconcept_mxf</output> <!-- required -->
        <video_codec>libx264</video_codec> <!-- required -->
        <video_codec_parameters>
            <avcintra-class>[50|100|200|300|480]</avcintra-class>
            <!-- video_codec parameters -->
        </video_codec_parameters>
        <!-- format parameters -->
    </format>
</query>

{
  "query": {
    "userid": "<<id>>", // required
    "userkey": "<<key>>", // required
    "action": "[Action]", // required
    "source": "[SourceFile]", // required
    "format": {
      "output": "mainconcept_mxf", // required
      "video_codec": "libx264",
      "video_codec_parameters": {
        "avcintra-class": "[50|100|200|300|480]"
        // video_codec_parameters
      },
      // format parameters
    }
  }
}

Parameter	Description	Allowed Values	Default Value
avcintra-class	AVC-Intra class	50, 100, 200, 300, 480	none